Hare's lettuce

(Bot.) a plant of the genus Sonchus, or sow thistle; - so called because hares are said to eat it when fainting with heat.
See under Hare, and Lamb.

See also: Hare, Lettuce

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
According to Nature, scientists have discovered that butterfly caterpillars raised on sow thistle (hare's lettuce) covered with pollen from transgenic maize eat less, develop more slowly and suffer from a higher rate of mortality than caterpillars raised on leaves covered with pollen from the non-modified variety of maize or leaves without pollen.